Pantograph

A Pantograph is a drawing aid that simplifies the enlarged copying of pictures or figures. It makes a great educational toy for families with children, or for people who are into craft activities like patchwork, woodworking, modelling, etc.

The Pantograph is shown set up for threefold expansion (note that when the set up is correct Arms A and C are parallel and Arms B and D are also parallel - you will know if it is wrong as it will not move). Pivots 1 and 2 are permanent and do not need to b